CN111355175A - From heat dissipation type electric power cabinet - Google Patents
From heat dissipation type electric power cabinet Download PDFInfo
- Publication number
- CN111355175A CN111355175A CN202010298032.XA CN202010298032A CN111355175A CN 111355175 A CN111355175 A CN 111355175A CN 202010298032 A CN202010298032 A CN 202010298032A CN 111355175 A CN111355175 A CN 111355175A
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- China
- Prior art keywords
- cabinet body
- heat
- cavities
- heat dissipation
- cabinet
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a self-heat-dissipation electric power cabinet which comprises a cabinet body, wherein cavities are formed in the side wall of the cabinet body, sliding plugs are connected between the inner walls of the cavities in a sealing and sliding mode, evaporated liquid is filled between the lower end parts of the cavities and the sliding plugs, and heat conducting plates are embedded in the side wall of the cabinet body corresponding to the upper end parts of the cavities. The invention can utilize the evaporated liquid to absorb the heat emitted by the electrical elements in the cabinet body of the power cabinet when in work by arranging the evaporated liquid, the driving mechanism and the heat dissipation cylinder, thereby enabling the evaporated liquid to be vaporized to push the sliding plug to slide, pushing the gas into the device cavity, driving the rotating shaft to rotate by taking the air pressure as the driving force, driving the heat dissipation cylinder to rotate, realizing the heat dissipation and cooling in the cabinet body by the heat absorption and heat dissipation of the heat dissipation tiles, simultaneously enabling the evaporated liquid to be in direct contact with the heat conduction plate, cooling and liquefying, realizing the resetting of the heat dissipation cylinder, continuously dissipating the heat of the electrical elements, and realizing the auxiliary heat dissipation and cooling effects of the electrical elements by the.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a self-radiating power cabinet.
Background
The power cabinet is one of the most common and important devices in the field of infrastructure, and is used for installing circuits and power components, and a large number of power components are installed inside the power cabinet.
Inside each item circuit component structure of electric power cabinet is comparatively complicated, and electrical components when in the switch board is in high load operating condition, can produce a large amount of heats, if not in time with these heats go, then can cause the damage to electrical components in the cabinet to light then lead to the unable normal use of electrical apparatus that the electric power cabinet supplied with, heavy then causes the power consumption incident.
The heat abstractor of current electric power cabinet is generally all seted up the radiating groove at the lateral wall of electric power cabinet, be equipped with radiator fan again and carry out ventilation cooling, nevertheless in order to prevent debris or water stain entering cabinet, the radiating groove area is generally very little, this leads to ventilation effect not good, and current radiator fan generally needs operating personnel hand switch, not only take time the trouble, and in case operating personnel does not have negligence slightly and in time opens radiator fan, just can lead to the electric power cabinet to dispel the heat untimely, thereby cause the not good consequence, and radiator fan also can produce certain heat at its motor part of during operation, the radiating effect is not ideal.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a self-radiating electric power cabinet, which is provided with an evaporating liquid, a driving mechanism and a radiating cylinder, wherein the evaporating liquid can be used for absorbing heat radiated by electric elements in a cabinet body of the electric power cabinet during working, so that the evaporating liquid is vaporized to push a sliding plug to slide, a gas propulsion device cavity drives a rotating shaft to rotate by taking air pressure as a driving force, the radiating cylinder is driven to rotate, the heat radiation and the cooling in the cabinet body are realized by the heat absorption and the heat radiation of a radiating tile, meanwhile, the evaporating liquid is directly contacted with a heat conducting plate to cool and liquefy, the resetting of a radiating cylinder is realized, the heat radiation of the electric elements is continuously realized, and the auxiliary heat radiation and the cooling effects of the electric elements can also be realized by the exhaust.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-heat-dissipation electric power cabinet comprises a cabinet body, wherein cavities are arranged in the side wall of the cabinet body, sliding plugs are connected between the inner walls of the cavities in a sealing and sliding mode, evaporation liquid is filled between the lower end part of each cavity and each sliding plug, heat conducting plates are embedded in the side wall of the cabinet body corresponding to the upper end part of each cavity, rectangular mounting ports are arranged in the side wall of the upper end of the cabinet body, a heat dissipation cylinder is connected between the opposite inner walls of the mounting ports in a sealing and rotating mode through a rotating shaft, arc-shaped heat dissipation tiles are fixedly connected to the upper end part and the lower end part of the side wall of each heat dissipation cylinder, device cavities are arranged in the side wall of the lower end of the cabinet body, the device cavities are communicated with the upper end parts of the cavities through air guide cavities, the rotating shafts penetrate into the device cavities and are connected to the inner walls of the device cavities in a rotating mode, driving mechanisms, and the side wall of the cabinet body, which is not provided with the cavity, is provided with heat dissipation grooves.
Preferably, the driving mechanism comprises a threaded sleeve sleeved on the rotating shaft and an annular sliding plug in sealed sliding connection between inner walls of the cavity of the device, external threads are arranged on part of the side wall, located in the cavity of the device, of the rotating shaft, the threaded sleeve is in threaded connection with the rotating shaft, and the annular sliding plug is fixedly sleeved on the outer wall of the threaded sleeve in a sealed mode.
Preferably, the top all is equipped with the venthole that is close to installing port one end intercommunication with each device chamber in the cabinet body, just install in the venthole and only allow the check valve of air from the internal portion flow direction device intracavity of cabinet, install in the venthole and only allow the check valve of air from the device chamber flow direction cabinet body outside.
The invention has the following beneficial effects:
1. by arranging the heat dissipation cylinder, the evaporating liquid, the heat dissipation tile, the heat conduction plate and the driving mechanism, the evaporating liquid is utilized to absorb heat generated by the electric appliance element in the cabinet body during working, thereby realizing the heated evaporation vaporization of the evaporating liquid, further increasing the air pressure in the cavity where the evaporating liquid is located, pushing the sliding plug to slide upwards, further extruding the air in the cavity into the device cavity, further pushing the annular sliding plug to slide rightwards, further driving the rotating shaft to rotate through the threaded sleeve, the rotating shaft drives the heat dissipation cylinder to rotate, so that the heat dissipation tile originally located in the cabinet body rotates to the outside to cool, meanwhile, the heat dissipation tile originally located outside the cabinet body rotates to the cabinet body to absorb the heat emitted by the electric appliance element, meanwhile, the evaporating liquid is in contact with the heat conduction plate, is liquefied when cold, negative pressure is generated in the cavity, thereby resetting the sliding plug, thereby continuously carrying out heat dissipation and temperature reduction on the electrical elements in the cabinet body;
2. by arranging the driving mechanism and the vent hole, when the annular sliding plug slides rightwards, hot air which absorbs partial heat of the electric appliance element in the device cavity is discharged from the vent hole, and when the annular sliding plug resets and slides rightwards, cold air outside the cabinet body is absorbed into the device cavity from the vent hole, so that heat generated by the electric appliance element in the cabinet body is absorbed again, and an auxiliary heat dissipation effect is achieved;
3. through setting up the venthole and installing the check valve in venthole and venthole, when annular sliding plug slided left, the device intracavity produces the negative pressure, the hot-air in the casing flows into the device intracavity from the venthole, when annular sliding plug slided right, discharges the device intracavity hot-air from the venthole, along with the reciprocal slip that annular sliding plug lasts, can continuously discharge the internal hot-air of cabinet, compare in utilizing the air heat absorption and have more excellent radiating effect with hot-air exhaust's mode.
Drawings
Fig. 1 is a schematic structural diagram of a self-heat dissipation power cabinet according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is a top view of a self-heat dissipation power cabinet according to the present invention;
FIG. 5 is a schematic structural view of example 2;
FIG. 6 is a plan view of example 2.
In the figure: the heat dissipation cabinet comprises a cabinet body 1, a cavity 2, a sliding plug 3, a heat conduction plate 4, a gas conduction cavity 5, a device cavity 6, a rotating shaft 7, a heat dissipation groove 8, a threaded sleeve 9, an annular sliding plug 10, a mounting opening 11, a heat dissipation column body 12, heat dissipation tiles 13, an air vent 14 and an air vent 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a self-heat dissipation type electric power cabinet comprises a cabinet body 1, wherein a cavity 2 is arranged in each side wall of the cabinet body 1, a sliding plug 3 is connected between the inner walls of the cavities 2 in a sealing and sliding manner, an evaporation liquid is filled between the lower end of each cavity 2 and the corresponding sliding plug 3, and a heat conduction plate 4 is embedded in the side wall of the cabinet body 1 corresponding to the upper end of each cavity 2.
Furthermore, the evaporating liquid adopts trichloromethane, the boiling temperature of the trichloromethane is 61-62 ℃, and the conventional working temperature of electrical elements in the electric power cabinet is-20-60 ℃, so that the evaporating liquid starts to evaporate when the temperature in the cabinet body 1 is too high, close to or even exceeds 60 ℃.
All be equipped with the installing port 11 of rectangle in the lateral wall of cabinet body 1 upper end, it is connected with heat dissipation cylinder 12 to rotate through axis of rotation 7 is sealed between the relative inner wall of installing port 11, the equal fixedly connected with curved heat dissipation tile 13 of tip under the lateral wall upper end of heat dissipation cylinder 12, still all be equipped with device chamber 6 in the lateral wall of cabinet body 1 lower extreme, device chamber 6 passes through air guide cavity 5 and cavity 2's upper end intercommunication, axis of rotation 7 runs through to in the device chamber 6 and rotates and connect on the inner wall in device chamber 6.
Furthermore, the heat conducting plate 4 and the heat dissipating tiles 13 are made of copper plates with good heat conducting performance, and when the heat conducting plate is used, the outer surface of the heat conducting plate 4 is in direct contact with the outside air, so that the temperature is lower, and when the evaporation liquid is evaporated and contacts with the heat conducting plate 4, the low temperature of the heat conducting plate 4 can enable the evaporation liquid to be liquefied again when meeting the cold.
Install in device chamber 6 and be used for driving axis of rotation 7 reciprocating rotation's actuating mechanism, actuating mechanism is including cup jointing the annular sliding plug 10 between the device chamber 6 inner wall at the threaded sleeve 9 of axis of rotation 7 and sealed sliding connection, and axis of rotation 7 is located and is equipped with the external screw thread on the partial lateral wall in device chamber 6, and threaded sleeve 9 threaded connection is on axis of rotation 7, and annular sliding plug 10 seals fixed cup joint on the outer wall of threaded sleeve 9.
The upper end of the cabinet body 1 is provided with vent holes 14 communicated with one ends of the device cavities 6 close to the mounting holes 11, and the side wall of the cabinet body 1, which is not provided with the cavity 2, is provided with heat dissipation grooves 8.
It should be noted that, when the annular sliding plug 10 slides from the left limit end to the right limit end, the threaded sleeve 9 can just drive the rotating shaft 7 to rotate for half a cycle, that is, the heat dissipation cylinder 12 can be driven to rotate for half a cycle, so that the positions of the heat dissipation tiles 13 located inside and outside the cabinet body 1 are alternated.
In this embodiment, when the electrical component in the cabinet 1 is in a working state, heat is continuously emitted, so that the temperature in the cabinet 1 gradually rises, the heat is transferred to the evaporation liquid in the cavity 2 through the wall body of the cabinet 1, the evaporation liquid absorbs heat and evaporates into a gaseous state, the air pressure in the cavity where the evaporation liquid is located increases, the sliding plug 3 is pushed to slide upwards, so that the air in the cavity 2 is squeezed into the device cavity 6, the annular sliding plug 10 is pushed to slide rightwards, the rotating shaft 7 is driven to rotate through the threaded sleeve 9, the rotating shaft drives the heat dissipation cylinder 12 to rotate, the positions of the heat dissipation tiles 13 located inside and outside the cabinet 1 are alternated, the heat dissipation tiles 13 originally located inside the cabinet 1 are cooled, and meanwhile, the heat dissipation tiles 13 originally located outside the cabinet 1 rotate into the cabinet 1 to absorb the heat emitted by the electrical;
meanwhile, the sliding of the sliding plug 3 enables the evaporated liquid to be in contact with the heat conducting plate 4, the temperature of the evaporated liquid is reduced and liquefied after a period of time, negative pressure is generated in the cavity where the evaporated liquid is located, and therefore the sliding plug 3 and the annular sliding plug 10 are reset, the threaded sleeve 9 drives the rotating shaft 7 to rotate in the opposite direction, the radiating cylinder 12 is also reset, and therefore the electric appliance elements in the cabinet body 1 can be continuously radiated.
When the annular sliding plug 10 slides rightwards, hot air in the device cavity 6, which absorbs heat in the cabinet body 1, is exhausted from the vent hole 14, and when the annular sliding plug 10 slides leftwards again, cold air outside the cabinet body 1 is absorbed into the device cavity 6 from the vent hole 14, so that heat generated by electric elements in the cabinet body 1 is absorbed again, and the effect of auxiliary heat dissipation is achieved.
Example 2
Referring to fig. 5 to 6, the difference from embodiment 1 is that: the top all is equipped with the venthole 15 that is close to the one end intercommunication of installing port 11 with each device chamber 6 in the cabinet body 1, and installs in the venthole 15 and only allows the air to flow to the check valve in the device chamber 6 from the cabinet body 1 inside, installs in the air vent 14 and only allows the air to flow to the outside check valve of the cabinet body 1 from the device chamber 6.
In this embodiment, when the annular sliding plug 10 slides leftward, negative pressure is generated in the device cavity 6, hot air in the cabinet 1 flows into the device cavity 6 from the air outlet 15, when the annular sliding plug 10 slides rightward, the hot air in the device cavity 6 is discharged from the air vent 14, and along with the continuous reciprocating sliding of the annular sliding plug 10, the hot air in the cabinet 1 can be continuously discharged, which has a better heat dissipation effect compared with a mode of absorbing heat by air and discharging hot air.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. A self-heat-dissipation electric power cabinet comprises a cabinet body (1) and is characterized in that cavities (2) are arranged in the side walls of the cabinet body (1), sliding plugs (3) are connected between the inner walls of the cavities (2) in a sealing and sliding mode, evaporating liquid is filled between the lower end portions of the cavities (2) and the sliding plugs (3), heat-conducting plates (4) are embedded in the side walls of the cabinet body (1) corresponding to the upper end portions of the cavities (2), rectangular mounting ports (11) are arranged in the side walls of the upper end of the cabinet body (1), heat-dissipation cylinders (12) are connected between the opposite inner walls of the mounting ports (11) in a sealing and rotating mode through rotating shafts (7), arc-shaped heat-dissipation tiles (13) are fixedly connected to the upper end portions and the lower end portions of the side walls of the heat-dissipation cylinders (12), device cavities (6) are further arranged in the side walls of the lower end of the cabinet body (1), and the device, rotation axis (7) run through to in device chamber (6) and rotate to be connected on the inner wall in device chamber (6), install in device chamber (6) and be used for driving rotation axis (7) reciprocating rotation's actuating mechanism, the upper end of the cabinet body (1) all is equipped with air vent (14) that communicate with each device chamber (6) one end that is close to installing port (11), all be equipped with radiating groove (8) on the lateral wall that cavity (2) were not seted up to the cabinet body (1).
2. The self-heat-dissipation electric power cabinet as recited in claim 1, wherein the driving mechanism comprises a threaded sleeve (9) sleeved on the rotating shaft (7) and an annular sliding plug (10) hermetically and slidably connected between the inner walls of the device cavity (6), the rotating shaft (7) is provided with external threads on a part of the side wall located in the device cavity (6), the threaded sleeve (9) is threadedly connected to the rotating shaft (7), and the annular sliding plug (10) is hermetically and fixedly sleeved on the outer wall of the threaded sleeve (9).
3. The self-heat-dissipation electric power cabinet according to claim 1, wherein air outlet holes (15) communicated with one ends of the device cavities (6) close to the mounting ports (11) are formed in the top of the cabinet body (1), one-way valves only allowing air to flow from the inside of the cabinet body (1) to the inside of the device cavities (6) are installed in the air outlet holes (15), and one-way valves only allowing air to flow from the device cavities (6) to the outside of the cabinet body (1) are installed in the vent holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010298032.XA CN111355175A (en) | 2020-04-16 | 2020-04-16 | From heat dissipation type electric power cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010298032.XA CN111355175A (en) | 2020-04-16 | 2020-04-16 | From heat dissipation type electric power cabinet |
Publications (1)
| Publication Number | Publication Date |
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| CN111355175A true CN111355175A (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010298032.XA Pending CN111355175A (en) | 2020-04-16 | 2020-04-16 | From heat dissipation type electric power cabinet |
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| CN (1) | CN111355175A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710467A (en) * | 2020-06-24 | 2020-09-25 | 李玉凤 | High-temperature-resistant insulated safety wire arrangement structure |
| CN111786275A (en) * | 2020-07-06 | 2020-10-16 | 龙世金 | Fire balloon-imitated type electric power cabinet heat dissipation device |
| CN112290394A (en) * | 2020-10-14 | 2021-01-29 | 范畅 | Ventilation drying dehumidification type outdoor power distribution cabinet |
| CN112954985A (en) * | 2021-03-31 | 2021-06-11 | 上海天马微电子有限公司 | Heat dissipation mechanism and display device |
| CN113182695A (en) * | 2021-03-29 | 2021-07-30 | 张闪闪 | Laser etching equipment is used in processing of mould decorative pattern |
| CN114321795A (en) * | 2021-12-01 | 2022-04-12 | 浙江拓华能源科技有限公司 | Self-heat dissipation type LED street lamp |
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| BE1014772A5 (en) * | 2000-08-31 | 2004-04-06 | Betonbau Gmbh | Cabin for the protection of installation issuing or other devices for the electrotechnical telecommunications. |
| CN109451221A (en) * | 2018-11-23 | 2019-03-08 | 杨浩 | A kind of spinning heat dissipation monitor |
| CN110808432A (en) * | 2019-12-11 | 2020-02-18 | 张勋 | Rotary type is from heat dissipation lithium cell |
| CN210273297U (en) * | 2019-09-19 | 2020-04-07 | 临沂联发送变电工程有限公司 | Novel KYN middle-placed high-voltage switch cabinet device |
-
2020
- 2020-04-16 CN CN202010298032.XA patent/CN111355175A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1014772A5 (en) * | 2000-08-31 | 2004-04-06 | Betonbau Gmbh | Cabin for the protection of installation issuing or other devices for the electrotechnical telecommunications. |
| CN109451221A (en) * | 2018-11-23 | 2019-03-08 | 杨浩 | A kind of spinning heat dissipation monitor |
| CN210273297U (en) * | 2019-09-19 | 2020-04-07 | 临沂联发送变电工程有限公司 | Novel KYN middle-placed high-voltage switch cabinet device |
| CN110808432A (en) * | 2019-12-11 | 2020-02-18 | 张勋 | Rotary type is from heat dissipation lithium cell |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710467A (en) * | 2020-06-24 | 2020-09-25 | 李玉凤 | High-temperature-resistant insulated safety wire arrangement structure |
| CN111710467B (en) * | 2020-06-24 | 2022-04-05 | 桂林国际电线电缆集团有限责任公司 | High-temperature-resistant insulated safety wire arrangement structure |
| CN111786275A (en) * | 2020-07-06 | 2020-10-16 | 龙世金 | Fire balloon-imitated type electric power cabinet heat dissipation device |
| CN112290394A (en) * | 2020-10-14 | 2021-01-29 | 范畅 | Ventilation drying dehumidification type outdoor power distribution cabinet |
| CN113182695A (en) * | 2021-03-29 | 2021-07-30 | 张闪闪 | Laser etching equipment is used in processing of mould decorative pattern |
| CN112954985A (en) * | 2021-03-31 | 2021-06-11 | 上海天马微电子有限公司 | Heat dissipation mechanism and display device |
| CN112954985B (en) * | 2021-03-31 | 2022-09-27 | 上海天马微电子有限公司 | Heat dissipation mechanism and display device |
| CN114321795A (en) * | 2021-12-01 | 2022-04-12 | 浙江拓华能源科技有限公司 | Self-heat dissipation type LED street lamp |
| CN114321795B (en) * | 2021-12-01 | 2024-05-24 | 浙江拓华能源科技有限公司 | Self-radiating LED street lamp |
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Application publication date: 20200630 |
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